UFC K.O. of the Week Video: BJ Penn’s Knockout of Matt Hughes

One fight into his return to welterweight, former UFC lightweight and welterweight champion BJ Penn wasted no time making a statement. He knocked out former champion Matt Hughes in the third of their trilogy of bouts.

Heading into UFC 127 to face Jon Fitch, Yahoo! Sports and UFC.com teamed up to present Penn’s stunning finish as their K.O. of the Week video.